#define _CRT_SECURE_NO_WARNINGS
#include <stdio.h>
#include <ctype.h>

int main() {
	char ch[] = "AbcDef";
	int i = 0;
	char c;
	while (ch[i]) {
		c = ch[i];
		if (islower(c)) {
			c = c - 32;
		}
		putchar(c);
		i++;
	}
}